	a:link {
	 text-decoration: none;
	 color:black;
	}
	a:visited {
	 text-decoration: none;
	}
	a:hover {
	 text-decoration: none;
	}
	a:active {
	 text-decoration: none;
	 test:expression(target="_blank");
	 }
	 *:focus {
 	outline: none;
 	}
    .top{
    	height: 100px;
    	font-size: 40px;
    }
    .top a{
    	color: white;
    }
    .title{
    	margin-top: 20px;
    }
    .top_title{
    	height: 154px;
    	background-image: url(../img/IMG_20180201_162404.jpg);
    	background-repeat: repeat-x;
    }
    .logo{
    	margin-left: 130px;
    	margin-top: -15px;
    }
    
    #dropdownMenu1{
		border: transparent;
		background-color: rgba(255,255,255,0.9);
		position: absolute;
		font-size: 16px;
		padding: 0px;
		margin: 0px;
		display: none;
		width:auto !important;
		height: auto;
		box-shadow: 2px 2px 3px gray;	
		border-radius: 5px;	   
    }
    /*二级菜单样式设置*/
     #dropdownMenu1 li{
     	float:left;
     	height: 40px;
     	line-height: 40px;
     	list-style: none;
     	text-align: center;
     }
     #dropdownMenu1 li a{
     	display: inline-block;
     	padding:0px 15px;
     	height: 40px;
     	line-height: 40px;
     	text-align: center;
     	
     }
     #dropdownMenu1 li a:hover{
     	color:blue;
     }
    h4{
    	text-align: center;
    }
    .second_menu{
    	font-size: 14px;
    	text-align: center;
    }
    /*一级菜单浮动及定位设置*/
    #main_nav>li{
			float:left;
			text-align: center;
			position: static;
			padding-left:5px !important;
			padding-right: 5px !important;
			text-align: center;
			
    }

@media (max-width: 767px) {
.firstMenu span{
	display: inline-block !important;
}	
#dropdownMenu1 a{
		font-size: 12px !important;
		border-bottom: 1px solid gainsboro;
	}
#mainMenu{
	position: absolute;
	width: 200px;
	z-index: 99999999999999999999999999;
	top:40px;
	background-color:#00355B;
	font-size: 15px;
	padding: 0px !important;
	
		}
#header_nav{
	padding: 0px !important;
	margin: 0px !important;
}
#main_nav{
	margin: 0px !important;
}
#main_nav li{
	float:none !important;
	padding: 0px !important;
}
#div_button button:hover,#div_button button:focus{
	background-color: transparent;
}
/**对于LOGO的图片和字体重新定义大小*/
.top a{
	font-size: 26px;
}
.top img{
	width:60px;
	height: 60px;
}
#dropdownMenu1{
	position: static;
	text-align: center;
	background-color:white;
	border-radius: 0px;
}
#dropdownMenu1 li{
	float:none !important;
	display: block !important;
}
#dropdownMenu1 a{
	display: block !important;
	padding: 0px !important;
	color:blue;
}
#dropdownMenu1 a:hover{
	background-color:gainsboro;
}
}
@media (min-width: 768px){
.firstMenu{
    	font-size: 18px;
    	margin-top: 3px;
    }
}
/*当屏幕在767-1200之间时，导航的字体等重新设置*/
@media (min-width:768px){
	#MenuCollapse a{
		font-size: 14px;
	}
	#MenuCollapse h2{
		font-size: 16px;
	}
	#main_nav a{
		font-size: 16px;
	}
	#main_nav>li a{
		padding-left: 7px; 
		padding-right: 7px;
	}
	#main_container{
		padding-left:0px
	}
	.top a{
		font-size: 30px;
	}
	.top img{
		width:80px;
		height: 80px;
	}
	#dropdownMenu1 a{
		font-size: 12px !important;
	}
}

/*主导航的初始位置*/
#main_nav{
	margin-left: 20%;
}
/*当屏幕小于991时，主导航向左偏移10%*/
@media (max-width:991px) {
	#main_nav{
		margin-left: 6%;
	}
}
@media (min-width:1200px ) {
	#dropdownMenu1 a{
		font-size: 14px !important;
	}
	.firstMenu{
		font-size: 18px !important;
	}
	#dropdownMenu1{
		font-size: 16px !important;
	}
	.menuList a{
		padding-left:15px !important;
		padding-right:15px !important;
		text-align: center !important;
	}
}
	/*EDIT
	 * by WF
	 * 2018-03-15
	 * 末尾二级导航方向
	 * */
